| A | B |
| Sarcosuchus imperator | flesh crocodile emperor |
| SuperCroc | name given to the Sarcosuchus imperator |
| Paleontologist | a scientist who studies the history of life on Earth through the fossil record |
| ancient | very old |
| confirm | to show that it is true based on facts |
| hopeful | feeling as if you will get what you want |
| unable | you cannot do it |
| valid | true based on good reasons |
| expedition | important job, big adventure |
| expert | Skilled and knowledgeable |
| extinct | no longer existing |
| fossil | the remains of a living thing |
| predator | an animal that feeds on other animals |
| species | a variety, type of group |
| region | large area |